feat(IsFQDN): Add a test that asserts numeric chars in tld are reject…

…ed by default (#2222)

* Add a test that asserts numeric chars in tld are rejected by default.

Signed-off-by: Aalekh Patel <aalekh@protectchildren.ca>

* Add a new line at the end.

Signed-off-by: Aalekh Patel <aalekh@protectchildren.ca>

---------

Signed-off-by: Aalekh Patel <aalekh@protectchildren.ca>
Co-authored-by: Aalekh Patel <aalekh@protectchildren.ca>

test/validators/isFQDN.test.js

@@ -0,0 +1,26 @@
+import test from '../testFunctions';
+
+describe('isFQDN', () => {
+  it('should validate domain names.', () => {
+    test({
+      validator: 'isFQDN',
+      args: [],
+      valid: [
+        'google.com',
+      ],
+      invalid: [
+        'google.l33t',
+      ],
+    });
+    test({
+      validator: 'isFQDN',
+      args: [{ allow_numeric_tld: true }],
+      valid: [
+        'google.com',
+        'google.l33t',
+      ],
+      invalid: [
+      ],
+    });
+  });
+});